yr 8.4 Atoms

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Atoms – key concepts Name: _

Key Concept
 Vocabulary
 Assessment
  1. expand their knowledge of science to include abstract concepts, theories, principles and models
  2. explore how scientific work has led to the discovery of new knowledge and understanding about the natural world
  3. develop their understanding through the use of science ideas (theories, laws, principles and models) applied in particular situations
  4. discuss and elaborate particular theoretical knowledge
  5. begin to write chemical equations using words.
 Elements
Synthetic
Compounds
Atoms
Bonds
Lattices
Chemical formula
Mixtures
Physical change vs Chemical change
Reactants
Products
Aqueous solution
Precipitation reaction
Combustion reaction
 Word equation
Formula equation Rate of Reaction
Subatomic particles (proton, neutron, electron)
Hydrophobic
Hydrophilic
Surfactant
 Practical Write-up: Student choice from pracs listed in suggested activities
Research Assignment: see below
Revision sheet
Test
 Done @ School


Teacher signs
 Done @ Home


Teacher signs








Priority
 Suggested Activities
 Extension & Variation
2.1 Elements, compounds & mixtures:
Elements compounds & mixtures
Compound formulas
Do NOT do the Periodic Table
 Questions: 1 – 20 on pg 32 and Question 25 on pg 33
Activity: Elements, Compounds & Mixtures worksheet
Activity: What is Chemistry worksheet
Prac: Breaking Down Substances on pg 35
Prac: Flame Tests on pg 35
 Surfing Companion Website: Activity on Researching Old Element names and on Element Mobiles on pg 33

If some students did study the Periodic table they could then do Homework: Activity 2.2 & 2.3 on pg 10 - 13
2.2 Physical and Chemical Change:
Physical vs chemical change
Types of chemical reactions such as Precipitation and Combustion reactions
Do NOT do Combination & Decomposition reactions.
Word & Formula Equations
 Questions: 2 – 22 on pg 39 & 40
Prac: Precipitation reactions on pg 43
Prac: Coating nails on pg 43
Teacher Demo: Burning Magnesium, Milo can explosion
Prac: Reaction Rate & Surface area on pg 45

Homework: Activity 2.4 Body Elements on pg 14 of the Homework book
 Surfing Companion Website: Activity on balancing chemical equations on pg 41
2.3 Inside Atoms:
The subatomic particles: Protons (p), Neutrons (n) and Electrons (e-).
Do NOT do Atomic number vs Mass number
 Questions: 1 – 17 on pg 48
 Surfing Companion Website: Activity on atomic models on pg 49
Chemistry of Surfaces
 Worksheet: Chemistry of Surfaces
Assignment
Complete the research assignment by selecting only ONE topic from the list of topics.
Chapter Review
Revision
Test
Questions: 1 – 13 on pg 52